Home / 12,892,801.05-19,337,098.39-3,792,771.17

Finding the Fourth Proportional to 12,892,801.05, 19,337,098.39 and 3,792,771.17

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Solution

The fourth proportional to 12,892,801.05, 19,337,098.39 and 3,792,771.17 is: 5,688,538.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,892,801.05 : 19,337,098.39 = 3,792,771.17 : x
  2. Step 2: Convert to fraction form
    12,892,801.05/19,337,098.39 = 3,792,771.17/x
  3. Step 3: Cross multiply
    12,892,801.05x = 19,337,098.39 × 3,792,771.17
  4. Step 4: Simplify right side
    12,892,801.05x = 73,341,189,193,100.89
  5. Step 5: Solve for x
    x = 73,341,189,193,100.89/12,892,801.05
  6. Step 6: Final answer
    x = 5,688,538.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.